KR100419526B1 - Easy detachable type two shaft hinge structure - Google Patents

Abstract

The attachment and detachment of the door can be facilitated, and after attachment, it provides a two-axis hinge structure in which the two-axis hinge and the door are firmly coupled.

In two sets of upper and lower biaxial hinges, horizontal insertion protrusion pieces 11 are provided on the movable wing plate 10 of the upper biaxial hinge. The horizontal insertion protrusion 11 is detachably attached to the horizontal upper pocket 23 attached to the door A, and is automatically lockable by a spring type check lock click 22. A standing insertion protrusion piece 52 is provided on the movable wing plate 50 of the biaxial hinge on the lower side. The standing insertion piece 52 is inserted below into the lower fixing fixture 60 attached to the door A. As shown in FIG.

Description

Simple detachable 2-axis hinge structure {EASY DETACHABLE TYPE TWO SHAFT HINGE STRUCTURE}

The present invention provides a two-axis hinge that is provided with two parallel pivot axes of rotational centers, and which can be opened to a fixed frame such as a cabinet body or a distribution board storage box body such that the door can be opened in an arbitrary range from 90 degrees to 180 degrees. The present invention relates to an easy assembly and disassembly of the door and the hinge.

Conventionally, in this type of biaxial hinge, it was known as Japanese Patent No. 2628140 that was first developed by the present applicant, and achieved a result.

However, they are generally screwed directly to the frame and the door in both the fixed blade plate and the movable blade plate. Although this procedure is not described in the above-mentioned prior art publication, the fixing blade plate of the two-axis hinge is first screwed to the fixing frame, and then the door is screwed to the fixing blade plate. It is almost impossible for one worker, two or more workers are needed, and the construction cost is increased. In the same way, when the doors are exchanged, the door detachment work is very troublesome to prevent the doors from being damaged.

Accordingly, the object of the present invention is to improve the difficulty of detaching and detaching the doors as described above, and to facilitate their work, and also to ensure that the two-axis hinges and the doors are firmly joined after the two-axis It is to provide a hinge structure.

1 is a perspective view of a whole showing an assembled state of a biaxial hinge structure according to an embodiment of the present invention;

2 is a front view of the biaxial hinge of the upper side in the hinge structure of FIG.

3 is a plan view of the upper biaxial hinge of FIG.

4 is a transverse plan view of the spring type check lock click portion of the upper biaxial hinge of FIG. 2;

5 is a front view of the biaxial hinge of the lower side in the hinge structure of FIG.

6 is a plan view of the lower biaxial hinge of FIG.

(Explanation of symbols for the main parts of the drawing)

One; Upper fixed blade plate 2; Upper fixing plate base

3; Upper fixed side pivot axis 4; 1st horizontal pivot attachment part of upper fixed wing plate

10; Upper movable wing plate 11; Horizontal Insertion Piece

12; Upper movable side pivot axis

13; 2nd horizontal pivot attachment part of upper fixed blade board

14; Engaging angle hole to engage check lock click

15; Upper movable blade plate fixing bracket 16,17; Upper bracket donation

18; Lock-click clearance angle hole 19; Horizontal section

20; Leaf spring 21; Leaf springs

22; Spring type check lock 23; Upper pocket

24; Free end 25; Screw hole

26; Screw-through hole 27; screw

30; Upper middle connecting plate 31; Standing ribs of intermediate connecting plate

40; Lower fixed wing plate 41; Lower fixed wing plate

42; Lower fixed side pivot axis 50; Lower movable wing plate

51; Lower movable side pivot axis 52; Erect insertion

53; Periphery of circular arc 54; Lower movable horizontal pivot attachment part

60; Lower movable wing plate fixing bracket 61; Lower fixed bracket donation

62; Lower pocket 63; screw

70; Lower middle connection plate

In the biaxial hinge structure of this invention for solving the said subject, two sets of hinges are provided in the single door A, and each set of hinges has a fixed wing plate, an intermediate connecting plate, and a movable wing plate in order in parallel. It consists of two-axis hinges (H1, H2) connected by two pivot axes.

The upper movable blade plate 10 of the upper biaxial hinge H1 includes a second horizontal pivot attaching portion 13 and a horizontal insertion protrusion piece 11 arranged at right angles to each other, and the upper movable wing plate 10. Is pivotally attached to the intermediate connecting plate 30 by an upper movable side pivot shaft 12 at the second horizontal pivot attaching part 13, and an upper movable blade plate fixing bracket for attaching it to the door A ( 15), when attached to the door A, a horizontal support upper pocket 23 can be formed between the door A and the horizontal insertion protrusion piece 11 can be precisely inserted between the door A and this support. The upper pocket 23 is provided with a spring-loaded check lock click 22 that engages with the horizontal insertion protrusion piece 11 at a position where the horizontal insertion protrusion piece 11 is completely inserted.

Of the movable wing plates, the lower movable wing plate 50 is provided with a standing inserting stone piece 52, and the lower movable wing plate fixing bracket 60 for attaching it to the door A is attached to the door A. In this case, the lower pocket 62 to the gap between the door A and the insertion stand piece 52 can be inserted from the lower side to the upper side.

In addition, in order to solve the above problems, the spring-type check lock click 22 is a leaf spring 20, one side of the upper movable blade plate fixing bracket 15, one side near the inner end of the upper pocket 23, A part of the U) is formed into an angle U-shape, formed into the upper pocket, and through the lock-click clearance angle hole 18 provided in the upper movable blade plate fixing bracket 15, the horizontal insertion stone piece ( The spring type check lock click 22 is fitted to the engagement angle hole 14 for engaging the check lock click provided in 11), and the free end 24 of the spring 20 is fixed. By spaced apart from the upper movable blade plate fixing bracket 15, it is preferable to allow the spring-type check lock click 22 to be spaced apart from the engagement angle hole 14.

Moreover, in order to solve the said subject, in the position which the said horizontal insertion protrusion piece 11 fully fitted to the said upper movable blade plate fixing bracket 15, the fixing screw hole 25 and a screw in the position which fully match. The through hole 26 is provided, and the peripheral edge of the standing insertion protrusion piece 52 of the lower biaxial hinge H2 is preferably the circular peripheral edge 53.

(Embodiment of invention)

The biaxial hinges H1 and H2, which are the prerequisites of the present invention, are constructed as follows.

2-4 is attached to the upper part of the door A (refer FIG. 1), and what is shown to FIG. 5 and FIG. 6 is attached to the lower part of the door A. As shown to FIG.

First, the biaxial hinge H1 of the upper portion will be described. This is embodiment which includes invention of Claims 1-3.

1 to 4, the upper fixed blade plate 1 is provided with an upper fixed blade base 2 formed of a vertical wall which abuts against the fixing frame B and is screwed thereon, and the upper fixed wing plate 1 One end of the upper middle connecting plate 30 is pivotally attached to the first horizontal pivot attaching portion 4 by the upper fixed side pivot shaft 3.

At the other end of the intermediate connecting plate 30, a second horizontal pivot attaching portion 13 of the upper movable blade plate 10 is pivotally attached by the movable side pivot shaft 12. The upper fixed side pivot axis 3 and the lower movable side pivot axis 12 are parallel to each other.

Next, the lower biaxial hinge H2 will be described. In principle, it is the same structure as the structure of the upper biaxial hinge (H2).

5 and 6, the lower fixed blade base base 41 is provided, one end of the lower intermediate connecting plate 70 on the third pivot shaft portion 43 of the lower fixed wing plate 40 at the lower fixed side. The pivot shaft 42 is pivotally attached, and the other end of the lower intermediate connecting plate 70 has a horizontal pivot attaching portion 54 of the lower movable blade plate 50 having a fourth pivot shaft 55 on the lower movable side. It is constructed by pivoting.

It is the structure of the biaxial hinge shown above by the upper and lower preconditions.

In the embodiment of the present invention, a part of the upper movable blade plate 10 of the upper biaxial hinge H1 is formed on the horizontal insertion protrusion piece 11, and the spring-type check lock The engaging angle hole 14 which engages the click 22 is provided.

In order to attach the horizontal insertion stone piece 11 to the door A, a separate upper movable wing plate fixing bracket 15 is first attached to the door A, and the upper part of the horizontal insertion protrusion piece 11 is pressed against the upper surface of the door A. When the upper movable blade plate fixing bracket 15 is attached to the door A at the horizontal portion 19 and the lower side thereof, the press so that a horizontal upper pocket 23 is formed between the door A and the door A. The bases 16 and 17 are formed with a step by processing, and the upper brackets 16 and 17 formed in the lower edge of the upper pocket 23 and the inner portion of the upper pocket 23 are opened by the door A. ), And it is installed in the door A so as to be fixed firmly by screwing or the like (see Fig. 1). In this way, the upper pocket 23 is formed between the central portion 15a rising from the upper tabs 16 and 17 and the door A. As shown in FIG.

In the middle portion of the pocket 23 of the upper movable blade plate fixing bracket 15, when the horizontal insertion protrusion piece 11 is completely inserted into the upper pocket 23, the position corresponding to the position of the engagement angle hole 14 is matched. The lock click clearance angle hole 18 is provided in the position.

On the outside of the upper movable blade plate fixing bracket 15 of the upper pocket 23 portion, one side of the spring spring 20 is supported by one end of the spring supporting base 21 near the inner side of the upper pocket 23. The leaf spring 20 is fixed, the middle portion of which is cut into an angle U-shape, and a spring type check lock click 22 is formed in the inward direction of the upper pocket 23, and the lock is formed. The leading end protrudes in the upper pocket 23 through the click clearance angle hole 18.

On the other hand, the movable blade plate 50 of the lower biaxial hinge H2 has a standing insertion stone piece 52 formed at a part thereof, and both edges thereof are formed at approximately the edges 53 of the circular arc (Fig. 1). 4 to 5).

In the lower fixing fixture 60 for fixing the standing insertion piece 52 to the door A, the middle of one extension plate is lifted up by the press work by the thickness of the standing insertion piece 52, When the both ends are attached to the door A with screws or the like, a step 65 is generated in the lower base 64 so that a gap 62 or a pocket is formed between the door A and the bottom A 64. The standing insertion pieces 52 are inserted from the lower side of the gap 62.

The action of the invention of claims 1 to 3 will be described together with the action of the above embodiment.

First, the upper and lower two-axis hinge (H1, H2) is fixed to the upper and lower fixing frame (B).

Next, corresponding to this position, the upper movable blade plate fixing bracket 15 and the lower movable blade plate fixing bracket 54 are fixed to the door A. FIG.

Therefore, to assemble the door A to the two sets of two-axis hinges H1 and H2 attached to the fixing frame B, the door A is lifted slightly, and the lower movable wing plate fixing bracket 60 and the door are assembled. The standing insertion pieces 52 are inserted into the gap between the lower pocket 62 and the gap formed by (A) from below. In this way, the weight of the door A is once supported by the lower biaxial hinge H2.

Next, the upper end of the door A is brought close to the upper biaxial hinge H, and the horizontal insertion protrusion piece 11 is inserted into the horizontal upper pocket. In this way, the weight of the door A is supported by the biaxial hinges H1 and H2.

At this time, a slight clearance gap is formed between the standing insertion protrusion piece 52 and the lower movable blade plate fixing bracket 60, and in the embodiment, the outer peripheral edge of the standing insertion protrusion piece 52 is Since the circular circumferential edge 53 is used, the door A can be rotated from its vertical position to a position of about 20 to 30 degrees in the plane of the door A, and the horizontal insertion of the upper portion above. At the time of fitting the protrusion 11 and the upper pocket 23, no force is generated between the lower standing insertion protrusion 52 and the lower pocket or the gap 62 (action of the invention of claim 3). .

Thus, when the horizontal insertion protrusion piece 11 is inserted deep into the upper pocket 23, the spring type locking lock click 22 engages with the engagement angle hole 14 provided in the horizontal insertion protrusion piece 11. The door A is once assembled to the fixing frame B through two sets of upper and lower biaxial hinges (action of the invention of claim 3).

When removing the door A from the fixing frame B, the leaf spring 20 is bent to release the spring check lock click 22 from the engagement angle hole 14, and the door A is removed from the surface thereof. Incline, and the latter is removed in the reverse order of assembly.

In the invention of claim 3, when the mechanical strength of the spring-type check lock click 22 is sufficiently strong in the invention of claim 3 when the door A is attached, it may be left as it is. 11) in the position where the upper pocket 23 is completely inserted, the appropriate screw 27, such as a screw or tapping screw, is passed through the screw through hole 26, and the screw hole 25 of the horizontal insertion piece 11 If the horizontal inserting stone piece 11 is fixed to the upper movable blade plate fixing bracket, there is no excessive load acting on the spring type check lock 22, and there is no buckling thereof (claim 3). Action of the invention).

In addition, the lower standing insertion piece 52 and the lower movable blade plate fixing plate 60 may also be fixed by screws 63.

In the invention of claim 1, since the structure is the same as that described above and the above-described operation, the attachment and detachment of the door A is extremely easy, and even a single worker can fully work. First, it is engaged with the lower biaxial hinge (H2), and then can be combined with the upper biaxial hinge (H1), so that not only the attachment work can be facilitated, but also the door (A) during the attachment or detachment operation. ) And two sets of biaxial hinges do not apply excessive force, workability is good.

In the invention of claim 2, since the spring check lock click 22 is formed in a part of the leaf spring 20, there is almost no resistance at the time of insertion of the horizontal insertion protrusion piece 11, and the engagement is assured. The release of the engagement with the engagement angle hole 14 can also be easily released by bending the leaf spring 20 slightly with a driver or the like, and does not require a special tool.

In the invention of claim 3, by providing the above-mentioned fixing screw hole 25 and screw passing hole 26, no excessive load is applied to the spring-type check lock click 22, and there is no fear of buckling this. The door A is stabilized by fixing it with a fixing screw 27 or the like. Moreover, since the peripheral edge of the standing insertion piece 52 was made into the circular periphery edge 53, the door A around this standing insertion piece 52 is in the range of 20 degrees to 30 degrees from a vertical line in the top view containing the surface. It can be rotated smoothly, and the insertion and removal work of the upper horizontal insertion protrusion piece 11 and the upper movable blade plate fixing tool 15 into the upper pocket 23 is facilitated.

Claims (3)

Two pairs of upper and lower hinges are installed on a single door (A), and each hinge is a biaxial hinge (H1, H2) in which the fixed blade plate, the intermediate connecting plate, and the movable blade plate are successively connected by two parallel pivot axes. It is, The upper movable blade plate 10 of the upper biaxial hinge H1 includes a second horizontal pivot attaching portion 13 and a horizontal insertion protrusion piece 11 arranged at right angles to each other, and the upper movable wing plate 10. Is pivotally attached to the intermediate connecting plate 30 by an upper movable side pivot shaft 12 at the second horizontal pivot attaching part 13, and an upper movable blade plate fixing bracket for attaching it to the door A ( 15 is a horizontal support upper pocket 23 in which the horizontal insertion protrusion piece 11 can be precisely formed between the door A and the support A when the door A is attached to the door A. The upper pocket 23 is provided with a spring type check lock click 22 that engages with the horizontal inserting stone piece 11 at a position where the horizontal inserting stone piece 11 is completely inserted. Of the movable wing plates, the lower movable wing plate 50 is provided with a standing inserting stone piece 52, and the lower movable wing plate fixing bracket 60 for attaching it to the door A is attached to the door A. And a lower pocket 62 or a gap formed between the door A and the insertion stand piece 52 to be inserted from below to upward. The leaf spring (20) according to claim 1, wherein the spring check lock (22) is located outside the upper movable blade plate fixing bracket (15) and is supported by a single support near the inner end of the upper pocket (23). Part of the horizontal U-shaped punching through the lock-click clearance angle hole (18) formed in the depth of the upper pocket and provided in the upper movable blade plate fixing bracket (15). The spring type check lock click 22 is fitted to the engaging angle hole 14 for engaging the check lock click installed at the upper side thereof, and the free end 24 of the spring 20 is moved upward. The spring type locking lock click (22) is spaced apart from the engagement angle hole (14) by being spaced apart from the wing plate fixing bracket (15). The fixing screw hole 25 according to claim 1 or 2, wherein the horizontal inserting stone piece 11 is completely fitted to the upper movable blade plate fixing bracket 15, and the fixing screw hole 25 is positioned at a completely matched position. A screw insertion hole (26) is provided, and the peripheral edge of the standing insertion protrusion piece (52) of the lower biaxial hinge (H2) is a simple detachable two-axis hinge structure, characterized in that the circular peripheral edge (53).